{"type": "article", "title": "COAL-SQL: Coverage-Guided Augmentation and Failure-Driven Learning for Text-to-SQL Post-Training", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/coal-sql-coverage-guided-augmentation-and-failure-driven-learning-for-text-to", "original_source": "https://arxiv.org/abs/2609.20842", "published": "2026-09-21T04:00:00+00:00", "accessed": "2026-09-21", "id": "coal-sql-coverage-guided-augmentation-and-failure-driven-learning-for-text-to"}